Can I look someone up by MAC address?
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There isn’t a way to find a stolen computer from the MAC address or to find the identity behind one of these addresses. Much like IP addresses, MAC addresses are assigned to network devices and are easy to determine with tools like Command Prompt.
Can you tell what kind of device by MAC address?
MAC addresses can sometimes be used to identify the maker and potentially model of the device even without the device in hand. This is called the OUI (organizationally unique identifier).
What does a MAC address tell you?
MAC Address or media access control address is a unique ID assigned to network interface cards (NICs). It is also known as a physical or hardware address. It identifies the hardware manufacturer and is used for network communication between devices in a network segment.

What are the bytes in a MAC address?
These MAC addresses are 48 bits or 6 bytes long, so they are also known as MAC-48 or EUI-48. EUI stands for Extended Unique Identifier. It is written in hexadecimal characters as shown below: MAC addresses act as the physical addresses for local communications.
How do I ping MAC address?

How to Ping Mac Address
- Launch the Terminal by finding it from Apple Menu.
- It may found in Utilities under Applications menu.
- Now enter the arp command in terminal and hit enter.
- A list of options does show on screen for arp command.
- Type arp -a command and wait for a second after hitting enter.
Why do MAC addresses use hexadecimal?
An Ethernet MAC address consists of a 48-bit binary value. Hexadecimal is used to identify an Ethernet address because a single hexadecimal digit represents 4 binary bits. Therefore, a 48-bit Ethernet MAC address can be expressed using only 12 hexadecimal values.
How can I tell who is on my wifi?
You can open your router’s management page by typing its IP address in your browser’s address bar. Once there, look for an option that sounds like “Attached Devices” or “Client List.” This will present you with a similar list as Wireless Network Watcher, but the information may be slightly different.